Honda: clean up CarInterface.apply and CarController (#23876)
* clean up honda/carcontroller * indentation * fixes * clean up apply function clean up apply functionpull/24010/head
parent
99c02bdd29
commit
70286766da
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@ -1,18 +1,21 @@
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from collections import namedtuple
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from collections import namedtuple
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from cereal import car
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from cereal import car
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from common.realtime import DT_CTRL
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from common.conversions import Conversions as CV
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from selfdrive.controls.lib.drive_helpers import rate_limit
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from common.numpy_fast import clip, interp
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from common.numpy_fast import clip, interp
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from common.realtime import DT_CTRL
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from opendbc.can.packer import CANPacker
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from selfdrive.car import create_gas_interceptor_command
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from selfdrive.car import create_gas_interceptor_command
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from selfdrive.car.honda import hondacan
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from selfdrive.car.honda import hondacan
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from selfdrive.car.honda.values import CruiseButtons, VISUAL_HUD, HONDA_BOSCH, HONDA_NIDEC_ALT_PCM_ACCEL, CarControllerParams
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from selfdrive.car.honda.values import CruiseButtons, VISUAL_HUD, HONDA_BOSCH, HONDA_NIDEC_ALT_PCM_ACCEL, CarControllerParams
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from opendbc.can.packer import CANPacker
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from selfdrive.controls.lib.drive_helpers import rate_limit
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VisualAlert = car.CarControl.HUDControl.VisualAlert
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VisualAlert = car.CarControl.HUDControl.VisualAlert
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LongCtrlState = car.CarControl.Actuators.LongControlState
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LongCtrlState = car.CarControl.Actuators.LongControlState
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def compute_gb_honda_bosch(accel, speed):
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def compute_gb_honda_bosch(accel, speed):
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#TODO returns 0s, is unused
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# TODO returns 0s, is unused
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return 0.0, 0.0
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return 0.0, 0.0
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@ -33,14 +36,14 @@ def compute_gas_brake(accel, speed, fingerprint):
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return compute_gb_honda_nidec(accel, speed)
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return compute_gb_honda_nidec(accel, speed)
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#TODO not clear this does anything useful
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# TODO not clear this does anything useful
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def actuator_hystereses(brake, braking, brake_steady, v_ego, car_fingerprint):
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def actuator_hysteresis(brake, braking, brake_steady, v_ego, car_fingerprint):
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# hyst params
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# hyst params
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brake_hyst_on = 0.02 # to activate brakes exceed this value
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brake_hyst_on = 0.02 # to activate brakes exceed this value
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brake_hyst_off = 0.005 # to deactivate brakes below this value
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brake_hyst_off = 0.005 # to deactivate brakes below this value
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brake_hyst_gap = 0.01 # don't change brake command for small oscillations within this value
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brake_hyst_gap = 0.01 # don't change brake command for small oscillations within this value
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#*** hysteresis logic to avoid brake blinking. go above 0.1 to trigger
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# *** hysteresis logic to avoid brake blinking. go above 0.1 to trigger
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if (brake < brake_hyst_on and not braking) or brake < brake_hyst_off:
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if (brake < brake_hyst_on and not braking) or brake < brake_hyst_off:
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brake = 0.
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brake = 0.
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braking = brake > 0.
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braking = brake > 0.
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@ -93,32 +96,34 @@ def process_hud_alert(hud_alert):
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HUDData = namedtuple("HUDData",
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HUDData = namedtuple("HUDData",
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["pcm_accel", "v_cruise", "car",
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["pcm_accel", "v_cruise", "car",
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"lanes", "fcw", "acc_alert", "steer_required"])
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"lanes", "fcw", "acc_alert", "steer_required"])
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class CarController():
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class CarController:
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def __init__(self, dbc_name, CP, VM):
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def __init__(self, dbc_name, CP, VM):
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self.CP = CP
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self.CP = CP
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self.packer = CANPacker(dbc_name)
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self.params = CarControllerParams(CP)
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self.frame = 0
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self.braking = False
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self.braking = False
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self.brake_steady = 0.
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self.brake_steady = 0.
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self.brake_last = 0.
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self.brake_last = 0.
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self.apply_brake_last = 0
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self.apply_brake_last = 0
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self.last_pump_ts = 0.
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self.last_pump_ts = 0.
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self.packer = CANPacker(dbc_name)
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self.accel = 0
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self.accel = 0
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self.speed = 0
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self.speed = 0
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self.gas = 0
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self.gas = 0
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self.brake = 0
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self.brake = 0
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self.params = CarControllerParams(CP)
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def update(self, CC, CS):
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actuators = CC.actuators
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hud_control = CC.hudControl
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hud_v_cruise = hud_control.setSpeed * CV.MS_TO_KPH if hud_control.speedVisible else 255
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pcm_cancel_cmd = CC.cruiseControl.cancel
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def update(self, c, CS, frame, actuators, pcm_cancel_cmd,
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if CC.longActive:
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hud_v_cruise, hud_show_lanes, hud_show_car, hud_alert):
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P = self.params
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if c.longActive:
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accel = actuators.accel
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accel = actuators.accel
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gas, brake = compute_gas_brake(actuators.accel, CS.out.vEgo, self.CP.carFingerprint)
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gas, brake = compute_gas_brake(actuators.accel, CS.out.vEgo, self.CP.carFingerprint)
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else:
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else:
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@ -126,57 +131,58 @@ class CarController():
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gas, brake = 0.0, 0.0
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gas, brake = 0.0, 0.0
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# *** apply brake hysteresis ***
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# *** apply brake hysteresis ***
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pre_limit_brake, self.braking, self.brake_steady = actuator_hystereses(brake, self.braking, self.brake_steady, CS.out.vEgo, self.CP.carFingerprint)
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pre_limit_brake, self.braking, self.brake_steady = actuator_hysteresis(brake, self.braking, self.brake_steady,
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CS.out.vEgo, self.CP.carFingerprint)
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# *** rate limit after the enable check ***
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# *** rate limit after the enable check ***
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self.brake_last = rate_limit(pre_limit_brake, self.brake_last, -2., DT_CTRL)
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self.brake_last = rate_limit(pre_limit_brake, self.brake_last, -2., DT_CTRL)
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# vehicle hud display, wait for one update from 10Hz 0x304 msg
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# vehicle hud display, wait for one update from 10Hz 0x304 msg
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if hud_show_lanes:
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if hud_control.lanesVisible:
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hud_lanes = 1
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hud_lanes = 1
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else:
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else:
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hud_lanes = 0
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hud_lanes = 0
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if c.enabled:
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if CC.enabled:
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if hud_show_car:
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if hud_control.leadVisible:
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hud_car = 2
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hud_car = 2
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else:
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else:
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hud_car = 1
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hud_car = 1
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else:
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else:
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hud_car = 0
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hud_car = 0
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fcw_display, steer_required, acc_alert = process_hud_alert(hud_alert)
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fcw_display, steer_required, acc_alert = process_hud_alert(hud_control.visualAlert)
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# **** process the car messages ****
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# **** process the car messages ****
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# steer torque is converted back to CAN reference (positive when steering right)
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# steer torque is converted back to CAN reference (positive when steering right)
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apply_steer = int(interp(-actuators.steer * P.STEER_MAX, P.STEER_LOOKUP_BP, P.STEER_LOOKUP_V))
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apply_steer = int(interp(-actuators.steer * self.params.STEER_MAX,
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self.params.STEER_LOOKUP_BP, self.params.STEER_LOOKUP_V))
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# Send CAN commands.
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# Send CAN commands
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can_sends = []
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can_sends = []
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# tester present - w/ no response (keeps radar disabled)
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# tester present - w/ no response (keeps radar disabled)
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if self.CP.carFingerprint in HONDA_BOSCH and self.CP.openpilotLongitudinalControl:
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if self.CP.carFingerprint in HONDA_BOSCH and self.CP.openpilotLongitudinalControl:
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if (frame % 10) == 0:
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if self.frame % 10 == 0:
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can_sends.append((0x18DAB0F1, 0, b"\x02\x3E\x80\x00\x00\x00\x00\x00", 1))
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can_sends.append((0x18DAB0F1, 0, b"\x02\x3E\x80\x00\x00\x00\x00\x00", 1))
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# Send steering command.
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# Send steering command.
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idx = frame % 4
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idx = self.frame % 4
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can_sends.append(hondacan.create_steering_control(self.packer, apply_steer,
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can_sends.append(hondacan.create_steering_control(self.packer, apply_steer, CC.latActive, self.CP.carFingerprint,
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c.latActive, self.CP.carFingerprint, idx, CS.CP.openpilotLongitudinalControl))
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idx, CS.CP.openpilotLongitudinalControl))
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stopping = actuators.longControlState == LongCtrlState.stopping
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stopping = actuators.longControlState == LongCtrlState.stopping
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# wind brake from air resistance decel at high speed
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# wind brake from air resistance decel at high speed
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wind_brake = interp(CS.out.vEgo, [0.0, 2.3, 35.0], [0.001, 0.002, 0.15])
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wind_brake = interp(CS.out.vEgo, [0.0, 2.3, 35.0], [0.001, 0.002, 0.15])
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# all of this is only relevant for HONDA NIDEC
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# all of this is only relevant for HONDA NIDEC
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max_accel = interp(CS.out.vEgo, P.NIDEC_MAX_ACCEL_BP, P.NIDEC_MAX_ACCEL_V)
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max_accel = interp(CS.out.vEgo, self.params.NIDEC_MAX_ACCEL_BP, self.params.NIDEC_MAX_ACCEL_V)
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# TODO this 1.44 is just to maintain previous behavior
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# TODO this 1.44 is just to maintain previous behavior
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pcm_speed_BP = [-wind_brake,
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pcm_speed_BP = [-wind_brake,
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-wind_brake*(3/4),
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-wind_brake * (3 / 4),
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0.0,
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0.0,
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0.5]
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0.5]
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# The Honda ODYSSEY seems to have different PCM_ACCEL
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# The Honda ODYSSEY seems to have different PCM_ACCEL
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# msgs, is it other cars too?
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# msgs, is it other cars too?
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if self.CP.enableGasInterceptor:
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if self.CP.enableGasInterceptor:
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@ -187,19 +193,19 @@ class CarController():
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clip(CS.out.vEgo - 3.0, 0.0, 100.0),
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clip(CS.out.vEgo - 3.0, 0.0, 100.0),
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clip(CS.out.vEgo + 0.0, 0.0, 100.0),
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clip(CS.out.vEgo + 0.0, 0.0, 100.0),
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clip(CS.out.vEgo + 5.0, 0.0, 100.0)]
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clip(CS.out.vEgo + 5.0, 0.0, 100.0)]
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pcm_speed = interp(gas-brake, pcm_speed_BP, pcm_speed_V)
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pcm_speed = interp(gas - brake, pcm_speed_BP, pcm_speed_V)
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pcm_accel = int((1.0) * 0xc6)
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pcm_accel = int(1.0 * 0xc6)
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else:
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else:
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pcm_speed_V = [0.0,
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pcm_speed_V = [0.0,
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clip(CS.out.vEgo - 2.0, 0.0, 100.0),
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clip(CS.out.vEgo - 2.0, 0.0, 100.0),
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clip(CS.out.vEgo + 2.0, 0.0, 100.0),
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clip(CS.out.vEgo + 2.0, 0.0, 100.0),
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clip(CS.out.vEgo + 5.0, 0.0, 100.0)]
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clip(CS.out.vEgo + 5.0, 0.0, 100.0)]
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pcm_speed = interp(gas-brake, pcm_speed_BP, pcm_speed_V)
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pcm_speed = interp(gas - brake, pcm_speed_BP, pcm_speed_V)
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pcm_accel = int(clip((accel/1.44)/max_accel, 0.0, 1.0) * 0xc6)
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pcm_accel = int(clip((accel / 1.44) / max_accel, 0.0, 1.0) * 0xc6)
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if not self.CP.openpilotLongitudinalControl:
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if not self.CP.openpilotLongitudinalControl:
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if (frame % 2) == 0:
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if self.frame % 2 == 0:
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idx = frame // 2
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idx = self.frame // 2
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can_sends.append(hondacan.create_bosch_supplemental_1(self.packer, self.CP.carFingerprint, idx))
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can_sends.append(hondacan.create_bosch_supplemental_1(self.packer, self.CP.carFingerprint, idx))
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# If using stock ACC, spam cancel command to kill gas when OP disengages.
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# If using stock ACC, spam cancel command to kill gas when OP disengages.
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if pcm_cancel_cmd:
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if pcm_cancel_cmd:
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@ -209,24 +215,26 @@ class CarController():
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else:
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else:
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# Send gas and brake commands.
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# Send gas and brake commands.
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if (frame % 2) == 0:
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if self.frame % 2 == 0:
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idx = frame // 2
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idx = self.frame // 2
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ts = frame * DT_CTRL
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ts = self.frame * DT_CTRL
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if self.CP.carFingerprint in HONDA_BOSCH:
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if self.CP.carFingerprint in HONDA_BOSCH:
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self.accel = clip(accel, P.BOSCH_ACCEL_MIN, P.BOSCH_ACCEL_MAX)
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self.accel = clip(accel, self.params.BOSCH_ACCEL_MIN, self.params.BOSCH_ACCEL_MAX)
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self.gas = interp(accel, P.BOSCH_GAS_LOOKUP_BP, P.BOSCH_GAS_LOOKUP_V)
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self.gas = interp(accel, self.params.BOSCH_GAS_LOOKUP_BP, self.params.BOSCH_GAS_LOOKUP_V)
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can_sends.extend(hondacan.create_acc_commands(self.packer, c.enabled, c.longActive, accel, self.gas, idx, stopping, self.CP.carFingerprint))
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can_sends.extend(hondacan.create_acc_commands(self.packer, CC.enabled, CC.longActive, accel, self.gas,
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idx, stopping, self.CP.carFingerprint))
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else:
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else:
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apply_brake = clip(self.brake_last - wind_brake, 0.0, 1.0)
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apply_brake = clip(self.brake_last - wind_brake, 0.0, 1.0)
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apply_brake = int(clip(apply_brake * P.NIDEC_BRAKE_MAX, 0, P.NIDEC_BRAKE_MAX - 1))
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apply_brake = int(clip(apply_brake * self.params.NIDEC_BRAKE_MAX, 0, self.params.NIDEC_BRAKE_MAX - 1))
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pump_on, self.last_pump_ts = brake_pump_hysteresis(apply_brake, self.apply_brake_last, self.last_pump_ts, ts)
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pump_on, self.last_pump_ts = brake_pump_hysteresis(apply_brake, self.apply_brake_last, self.last_pump_ts, ts)
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pcm_override = True
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pcm_override = True
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can_sends.append(hondacan.create_brake_command(self.packer, apply_brake, pump_on,
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can_sends.append(hondacan.create_brake_command(self.packer, apply_brake, pump_on,
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pcm_override, pcm_cancel_cmd, fcw_display, idx, self.CP.carFingerprint, CS.stock_brake))
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pcm_override, pcm_cancel_cmd, fcw_display, idx,
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self.CP.carFingerprint, CS.stock_brake))
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self.apply_brake_last = apply_brake
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self.apply_brake_last = apply_brake
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self.brake = apply_brake / P.NIDEC_BRAKE_MAX
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self.brake = apply_brake / self.params.NIDEC_BRAKE_MAX
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if self.CP.enableGasInterceptor:
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if self.CP.enableGasInterceptor:
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# way too aggressive at low speed without this
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# way too aggressive at low speed without this
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@ -235,20 +243,20 @@ class CarController():
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# This prevents unexpected pedal range rescaling
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# This prevents unexpected pedal range rescaling
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# Sending non-zero gas when OP is not enabled will cause the PCM not to respond to throttle as expected
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# Sending non-zero gas when OP is not enabled will cause the PCM not to respond to throttle as expected
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# when you do enable.
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# when you do enable.
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if c.longActive:
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if CC.longActive:
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self.gas = clip(gas_mult * (gas - brake + wind_brake*3/4), 0., 1.)
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self.gas = clip(gas_mult * (gas - brake + wind_brake * 3 / 4), 0., 1.)
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else:
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else:
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self.gas = 0.0
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self.gas = 0.0
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can_sends.append(create_gas_interceptor_command(self.packer, self.gas, idx))
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can_sends.append(create_gas_interceptor_command(self.packer, self.gas, idx))
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# Send dashboard UI commands.
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# Send dashboard UI commands.
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if (frame % 10) == 0:
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if self.frame % 10 == 0:
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idx = (frame//10) % 4
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idx = (self.frame // 10) % 4
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hud = HUDData(int(pcm_accel), int(round(hud_v_cruise)), hud_car,
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hud = HUDData(int(pcm_accel), int(round(hud_v_cruise)), hud_car,
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hud_lanes, fcw_display, acc_alert, steer_required)
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hud_lanes, fcw_display, acc_alert, steer_required)
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can_sends.extend(hondacan.create_ui_commands(self.packer, self.CP, pcm_speed, hud, CS.is_metric, idx, CS.stock_hud))
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can_sends.extend(hondacan.create_ui_commands(self.packer, self.CP, pcm_speed, hud, CS.is_metric, idx, CS.stock_hud))
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if (self.CP.openpilotLongitudinalControl) and (self.CP.carFingerprint not in HONDA_BOSCH):
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if self.CP.openpilotLongitudinalControl and self.CP.carFingerprint not in HONDA_BOSCH:
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self.speed = pcm_speed
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self.speed = pcm_speed
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if not self.CP.enableGasInterceptor:
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if not self.CP.enableGasInterceptor:
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@ -260,4 +268,5 @@ class CarController():
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new_actuators.gas = self.gas
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new_actuators.gas = self.gas
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new_actuators.brake = self.brake
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new_actuators.brake = self.brake
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self.frame += 1
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return new_actuators, can_sends
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return new_actuators, can_sends
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@ -418,17 +418,5 @@ class CarInterface(CarInterfaceBase):
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# pass in a car.CarControl
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# pass in a car.CarControl
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# to be called @ 100hz
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# to be called @ 100hz
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def apply(self, c):
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def apply(self, c):
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hud_control = c.hudControl
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ret = self.CC.update(c, self.CS)
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if hud_control.speedVisible:
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hud_v_cruise = hud_control.setSpeed * CV.MS_TO_KPH
|
|
||||||
else:
|
|
||||||
hud_v_cruise = 255
|
|
||||||
|
|
||||||
ret = self.CC.update(c, self.CS, self.frame,
|
|
||||||
c.actuators, c.cruiseControl.cancel,
|
|
||||||
hud_v_cruise, hud_control.lanesVisible,
|
|
||||||
hud_show_car=hud_control.leadVisible,
|
|
||||||
hud_alert=hud_control.visualAlert)
|
|
||||||
|
|
||||||
self.frame += 1
|
|
||||||
return ret
|
return ret
|
||||||
|
|
Loading…
Reference in New Issue